中国激光, 2018, 45 (10): 1002009, 网络出版: 2018-10-12
激光选区熔化水雾化Cu-10Sn合金粉末成形件的微观组织结构及力学性能研究 
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Microstructure and Mechanical Properties of Water Atomized Cu-10Sn Alloy Powder Formed Parts by Selective Laser Melting
图 & 表
图 1. Cu-10Sn粉末形貌及粒径分布。(a) Cu-10Sn合金粉末微观图;(b)粉末粒径分布图
Fig. 1. Microstructure and particle size distribution of Cu-10Sn powder. (a) Microstructure of Cu-10Sn powders; (b) particle size distribution of the Cu-10Sn powder
图 2. 单个粉末形貌图。(a)单个粉末局部放大图;(b)单个粉末截面图
Fig. 2. Microstructure of single powder. (a) Magnification of single powder; (b) cross section image of single powder
图 5. 相对密度随工艺参数的变化。(a)不同参数组对相对密度影响的响应曲面;(b)相对密度随扫描间距变化的规律曲线
Fig. 5. Graph of relative density under different process parameters. (a) Response surface chart showing the effects of different parameter sets on the relative density of the SLM specimens; (b) influence of hatch space on relative density
图 7. SLM成形样品中不同孔隙形貌图。 (a)单层孔隙;(b)多层孔隙
Fig. 7. Morphologies of the different pores in SLM formed samples. (a) Single-layers pore; (b) multi-layers pore
图 8. 水雾化Cu-10Sn合金粉末及SLM成形样品的XRD图谱
Fig. 8. XRD spectrum of water atomized Cu-10Sn alloy powder and the SLM formed sample
图 10. 优化SLM工艺成形的Cu-10Sn合金微观形貌。(a)(b)与扫描面平行;(c)(d)与扫描面垂直
Fig. 10. Microstructure of the Cu-10Sn alloy under the optimization of SLM process. (a)(b) Parallel to the scanning plane; (c)(d) Vertical to the scanning plane
图 11. SLM过程中相邻成形层重熔示意图
Fig. 11. Schematic of remelting of adjacent forming layers in SLM process
图 12. 铸造成形的Cu-10Sn合金微观形貌图
Fig. 12. Microstructure of the Cu-10Sn alloy under the optimization of casting process
图 14. (a) SLM Cu-10Sn合金样品准静态拉伸试验真实应力-应变曲线图;(b)原始Cu-10Sn合金样品准静态拉伸试验断口形貌样;(c)断口形貌局部放大图
Fig. 14. (a) True stress-strain curve of the SLM specimen under quasi-static tensile test; (b) fracture morphology of the original specimen under quasi-static tensile test; (c) magnification of fracture morphology
图 15. (a) 铸态Cu-10Sn合金样品准静态拉伸试验真实应力-应变曲线图;(b)铸态Cu-10Sn合金样品准静态拉伸试验断口形貌样;(c)断口形貌局部放大图
Fig. 15. (a) True stress-strain curve of the casting specimen under quasi-static tensile test; (b) fracture morphology of the casting specimen under quasi-static tensile test; (c) magnification of fracture morphology
张晓雅, 李现兵, 谈震, 曾勇, 田丽纷, 周正, 周振鲁, 贺定勇. 激光选区熔化水雾化Cu-10Sn合金粉末成形件的微观组织结构及力学性能研究[J]. 中国激光, 2018, 45(10): 1002009. Zhang Xiaoya, Li Xianbing, Tan Zhen, Zeng Yong, Tian Lifen, Zhou Zheng, Zhou Zhenlu, He Dingyong. Microstructure and Mechanical Properties of Water Atomized Cu-10Sn Alloy Powder Formed Parts by Selective Laser Melting[J]. Chinese Journal of Lasers, 2018, 45(10): 1002009.
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